<template>
    <div class="login">
        <el-form ref="form" :model="form" class="container" :rules="rules">
            <el-form-item>
                <div class="avatar">
                    <img src="../assets/shutter_4.jpg" alt="">
                </div>
            </el-form-item>
            <el-form-item label="用户名" prop= 'username'>
                <el-input v-model="form.username" placeholder="用户名" prefix-icon="myicon myicon-user"></el-input>
            </el-form-item>
            <el-form-item label="密码" prop='password'>
                <el-input v-model="form.password" placeholder="密码" prefix-icon="myicon myicon-key" type = "password" ></el-input>
            </el-form-item>
            <el-form-item>
                <el-button type="primary" @click="checkSubmit('form')" class="login-btn">登录</el-button>
            </el-form-item>
        </el-form>
    </div>
</template>
<script>

import {checkUser} from '@/api/index'

export default {
    data(){
        return{
            form:{
            username:'',
            password:''   
            },
            rules:{
                username:[
                    {required: true, message: '请输入用户名', trigger: 'blur'}
                ],
                password:[
                    {required: true, message: '请输入密码', trigger: 'blur'}
                ]
            }
            
        }
    },
    methods:{
        checkSubmit(form){
            // console.log(this.$refs[form])
            this.$refs[form].validate(valide=>{
                if(valide){
                     checkUser(this.form).then(res=>{
                        //  console.log(res)
                        // 如果成功要跳转成功, 将token保存到localStorage, 
                        if (res.meta.status === 200) {
                            localStorage.setItem('mytoken', res.data.token)
                            this.$router.push({name:'home'})
                            localStorage.setItem('username',res.data.username)
                        } else {
                            this.$message({
                                showClose: true,
                                message: res.meta.msg,
                                type: 'warning'
                            });
                        }
                     })
                }else{
                    '校验不通过'
                }
            })   
        }
    }
}
</script>
<style lang="scss" scoped>
.login {
  position: fixed;
  width: 100%;
  height: 100%;
  background-color: #2f4050;
  .container {
    position: absolute;
    left: 0;
    right: 0;
    width: 400px;
    padding: 0px 40px 15px 40px;
    margin: 200px auto;
    background: white;
    .avatar {
      position: relative;
      left: 50%;
      width: 120px;
      height: 120px;
      margin-left: -60px;
      margin-top: -60px;
      box-sizing: border-box;
      border-radius: 50%;
      border: 10px solid #fff;
      box-shadow: 0 1px 5px #ccc;
      overflow: hidden;
    }
    .login-btn {
      width: 100%;
    }
  }
}
</style>
